.left-nav {
  width: 200px;
  .left-nav-header {
    display: flex;
    height: 100px;
    line-height: 100px;
    font-size: 17px;
    font-weight: bold;
    text-align: center;
    // background-color: #395668;
    h1 {
      color: #fff;
    }
    div {
      font-size: 40px;
    }
  }
}